... & Fireresistant & lamianated Bubble / Foam for Building insulation & Radiant Barrier. Name: Energy-saving Materials Structure: Aluminum Foil+Woven fabric+Alu FoilItem NO.: ZJPY1 ... heat and keep warm in winter.(1),Roof,Attic,Underlay & floor Insulation Under Concrete & wood.(2),Crawl Space,Stud Wall,Metal ... ,IXPE,Bubble,Kraft,Fibreglass Wool as good Heat Insulation Material. Energy-saving Materials